import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/login.vue'
import Home from '../components/home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/Users.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'
import Cate from '../components/goods/Cate.vue'
import Params from '../components/goods/Params.vue'
import GoodList from '../components/goods/List.vue'
import Add from '../components/goods/Add.vue'
import Order from '../components/order/Order.vue'
import Report from '../components/report/Report.vue'
Vue.use(VueRouter)

const routes = [{
        path: '/',
        redirect: '/login'
    }, {
        path: '/login',
        name: 'login',
        component: Login
    },
    {
        path: '/home',
        name: 'Home',
        component: Home,
        redirect: '/welcome',
        children: [{ path: '/welcome', component: Welcome }, { path: '/users', component: Users }, { path: '/rights', component: Rights }, { path: '/roles', component: Roles }, { path: '/categories', component: Cate },
            {
                path: '/params',
                component: Params
            },
            { path: '/goods', component: GoodList },
            { path: '/goods/add', component: Add },
            { path: '/orders', component: Order },
            { path: '/reports', component: Report }
        ]
    }
]

const router = new VueRouter({
        routes
    })
    // 挂载路由导航守卫
router.beforeEach((to, from, next) => {
    // to 将要访问的路径
    // from代表从哪个路径跳转而来
    // next 是一个函数,代表放行
    // next()放行 next('/login') 强行跳转到某地址
    if (to.path === '/login') return next()
        // 获取token
    const tokenStr = window.sessionStorage.getItem('token')
    if (!tokenStr) return next('/login')
    next()
})
export default router